From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Fri, 2 Mar 2007 21:01:02 +0300 From: Sergey Vlasov To: devel@lists.altlinux.org Message-ID: <20070302180101.GA6811@procyon.home> Mail-Followup-To: devel@lists.altlinux.org References: <200703021226.02020.serpiph@nikiet.ru> <20070302151909.GY3650@osdn.org.ua> <200703021846.09735.serpiph@nikiet.ru> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="vkogqOf2sHV7VnPd" Content-Disposition: inline In-Reply-To: <200703021846.09735.serpiph@nikiet.ru> Subject: Re: [devel] CONFIG_HZ in kernels X-BeenThere: devel@lists.altlinux.org X-Mailman-Version: 2.1.9rc1 Precedence: list Reply-To: ALT Devel discussion list List-Id: ALT Devel discussion list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Mar 2007 18:01:41 -0000 Archived-At: List-Archive: List-Post: --vkogqOf2sHV7VnPd Content-Type: text/plain; charset=koi8-r Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Mar 02, 2007 at 06:46:09PM +0300, Epiphanov Sergei wrote: > =F7 =D3=CF=CF=C2=DD=C5=CE=C9=C9 =CF=D4 Friday 02 March 2007 18:19 Michael= Shigorin =CE=C1=D0=C9=D3=C1=CC(a): > > On Fri, Mar 02, 2007 at 12:26:01PM +0300, Epiphanov Sergei wrote: > > > =F0=CF=D4=D2=C5=C2=CF=D7=C1=CC=CF=D3=D8 =D4=D5=D4 =D1=C4=D2=CF =D3 = =CD=C1=CB=D3=C9=CD=C1=CC=D8=CE=CF =D7=CF=DA=CD=CF=D6=CE=D9=CD =DA=CE=C1=DE= =C5=CE=C9=C5=CD HZ, =CE=CF > > > =C9=DA =C9=CD=C5=C0=DD=C9=C8=D3=D1 =D4=CF=CC=D8=CB=CF wks-smp =C2=D9= =CC=CF =D3=CF=C2=D2=C1=CE=CF =D3 CONFIG_HZ_1000, > > > =CF=D3=D4=C1=CC=D8=CE=D9=C5 =D3 =D4=CF=CC=D8=CB=CF =D3 CONFIG_HZ_250.= =F3=CB=C1=D6=C9=D4=C5, =CB=C1=CB=C1=D1 "=D0=CF=CC=C9=D4=C9=CB=C1 > > > =D0=C1=D2=D4=C9=C9" =D7 =DC=D4=CF=CD =CF=D4=CE=CF=DB=C5=CE=C9=C9? > > > > =F2=C1=DA=D5=CD=CE=C1=D1, =D0=CF=D4=CF=CD=D5 =DE=D4=CF =DA=C1=C4=D2=C1= =CE=CE=CF=C5 =D4=CF=D2=CD=CF=DA=C9=D4 =D6=D5=D4=CB=CF. >=20 > =F3=D4=D2=C1=CE=CE=CF, =CE=C1 wks-smp =D1 =DE=C5=C7=CF-=D4=CF =D4=CF=D2= =CD=CF=DA=CF=D7 =CE=C5 =CE=C1=C2=CC=C0=C4=C1=C0. =E8=CF=D4=D1 =D1 =CD=CF=C7= =D5 =C9 =CE=C5 =D7 =D4=CF=CD=20 > =CE=C1=D0=D2=C1=D7=CC=C5=CE=C9=C9 =D3=CD=CF=D4=D2=C5=D4=D8. =F1 =D3=C5=CA= =DE=C1=D3 =D7=D3=A3 =D3=D7=CF=C0 =D0=D2=CF=C7=D2=C1=CD=CD=D5 =D4=C5=D3=D4= =C9=D2=D5=C0. =E5=D3=CC=C9 =D7=DA=D1=D4=D8 =D1=C4=D2=CF=20 > pae-smp =D3 CONFIG_HZ_250, =D4=CF =D0=D2=CF=C7=D2=C1=CD=CD=C1 =C4=A3=D2= =C7=C1=C5=D4=D3=D1, =DA=C1=CD=C5=D4=CE=D9 =D0=C1=D5=DA=D9 =C4=CF 100-200 = =CD=D3=20 > (=C1 =CE=C1 =C2=CF=CC=D8=DB=C9=C8 =D0=D2=CF=CD=C5=D6=D5=D4=CB=C1=C8 =D7= =D2=C5=CD=C5=CE=C9 =D7=D3=A3 =CE=C9=D7=C5=CC=C9=D2=D5=C5=D4=D3=D1), =C1 =D1= =C4=D2=CF wks-smp =D3=20 > CONFIG_HZ_1000 - =D7=D3=A3 =D3=D4=C1=C2=C9=CC=D8=CE=CF =C4=C5=D2=D6=C9=D4= =D3=D1. =F7 wks, =D0=CF=CD=C9=CD=CF CONFIG_HZ_1000, =C5=DD=A3 =C9 staircase schedul= er =C9=DA =D0=C1=D4=DE=C5=CA -ck. =E9=CD=C5=C5=D4 =D3=CD=D9=D3=CC =D0=CF=D0=D2=CF=C2=CF=D7=C1=D4=D8 =D0=C5=D2= =C5=D3=CF=C2=D2=C1=D4=D8 =CC=CF=CB=C1=CC=D8=CE=CF std =D3 HZ=3D1000 =C9 =D3= =D2=C1=D7=CE=C9=D4=D8 =D0=CF=D7=C5=C4=C5=CE=C9=C5 - =D7=CF=DA=CD=CF=D6=CE=CF, =C4=C5=CC=CF =C4=C1= =D6=C5 =CE=C5 =D3=CF=D7=D3=C5=CD =D7 HZ; staircase scheduler =C4=C5=CA=D3=D4=D7=C9=D4=C5=CC=D8=CE=CF =CD=CF=D6=C5=D4 =D7=C5=D3=D4=C9 =D3= =C5=C2=D1 =CC=D5=DE=DB=C5 =CE=C1 =CE=C5=CB=CF=D4=CF=D2=D9=C8 =DA=C1=C4=C1= =DE=C1=C8. > =ED=C1=DB=C9=CE=C1: 2 =C8 Xeon 3,2=E7=C3 =D3 =D7=CB=CC=C0=DE=A3=CE=CE=D9= =CD HT, =CD=C1=D4=C5=D2=C9=CE=CB=C1 Intel (=CE=C5 =D0=CF=CD=CE=C0=20 > =CD=C1=D2=CB=C9=D2=CF=D7=CB=C9), =D0=C1=CD=D1=D4=C9 1=E7=C2=C1=CA=D4. =EB= =D2=CF=CD=C5 =CD=CF=C5=CA =D0=D2=CF=C7=D2=C1=CD=CD=D9 =D0=C1=D2=C1=CC=CC=C5= =CC=D8=CE=CF =D2=C1=C2=CF=D4=C1=C5=D4 =D4=CF=CC=D8=CB=CF=20 > sshd, udevd, hal. =F7=D3=C5 =CF=D3=D4=C1=CC=D8=CE=D9=C5 =D3=C5=D2=D7=C9= =D3=D9 =D7=D9=CB=CC=C0=DE=C5=CE=D9. =EE=C1 =DC=D4=CF=CD CONFIG_HZ_1000 =D7=D2=D1=C4 =CC=C9 =C2=D5=C4=C5=D4 =D4= =CF=D2=CD=CF=DA=C9=D4=D8 :) =EE=C5=D0=D2=C9=D1=D4=CE=CF=D3=D4=C9 =CF=D4 =DA=C1=C4=D2=C1=CE=CE=CF=C7=CF = HZ =D0=CF=D1=D7=CC=D1=C0=D4=D3=D1 =CE=C1 =C2=CF=CC=C5=C5 =D3=D4=C1=D2=CF=CD= =D6=C5=CC=C5=DA=C5 (=C7=C4=C5 =CB =D4=CF=CD=D5 =D6=C5 =C5=DD=A3 =C9 =D4=C1=CA=CD=C5=D2 =D3=D4=C1=D2=D9=CA, = =C9 XT-PIC =D7=CD=C5=D3=D4=CF IO-APIC, =DE=D4=CF =D4=CF=D6=C5 =CE=C5 =D0=D2=C9=C2=C1=D7=CC=D1=C5=D4 =D3=CB=CF=D2=CF=D3=D4=C9). > > =E5=D3=CC=C9 =DA=C1=DE=C5=CD-=D4=CF =D5=C7=CF=D2=C1=DA=C4=C9=CC=CF =D7= =D9=DB=C5 1000 -- =CF=DE=C5=D7=C9=C4=CE=CF, =D3=CF=C2=C9=D2=C1=D4=D8. > > =F2=C5=C7=D5=CC=C9=D2=D5=C5=CD=D9=CA =DE=C5=D2=C5=DA /proc HZ =D7=D2=CF= =C4=C5 =CE=C9=C7=C4=C5 =CE=C5 =D3=CF=C2=D2=C1=CE. =FC=D4=CF, =CE=C1=D3=CB=CF=CC=D8=CB=CF =D1 =D0=CF=CD=CE=C0, =D4=CF=D2=CD=CF= =DA=C9=D4 =C5=DD=A3 =C2=CF=CC=D8=DB=C5 HZ=3D1000, =D0=CF=D3=CB=CF=CC=D8=CB= =D5 =CD=CE=CF=C7=C9=C5 =D7=D9=D2=C1=D6=C5=CE=C9=D1, =D3=D7=D1=DA=C1=CE=CE=D9=C5 =D3 =DA=C1=C4=C5= =D2=D6=CB=C1=CD=C9, =D0=C5=D2=C5=D3=D4=C1=C0=D4 =C2=D9=D4=D8 =CB=CF=CE=D3= =D4=C1=CE=D4=CE=D9=CD=C9 =C9 =CE=C1=DE=C9=CE=C1=C0=D4 =D7=CD=C5=D3=D4=CF =DC=D4=CF=C7=CF =D7=D9=DE=C9=D3= =CC=D1=D4=D8=D3=D1 =D7 runtime. > =F1 =C9=CD=C5=CC =D7 =D7=C9=C4=D5 =D7=CD=C5=D3=D4=CF =D0=C1=D2=C1=CD=C5= =D4=D2=C1 CONFIG_HZ_250 =D7=CB=CC=C0=DE=C1=D4=D8 =D0=C1=D2=C1=CD=C5=D4=D2= =20 > CONFIG_HZ_1000. =F3=CB=C1=D6=C9=D4=C5, =C1 =C5=D3=D4=D8 =CC=C9 =DB=D4=C1= =D4=CE=C1=D1 =D7=CF=DA=CD=CF=D6=CE=CF=D3=D4=D8 =D0=CF=C4=CE=D1=D4=D8 HZ =D7= =D9=DB=C5 1000?=20 > =E9=CC=C9 =D0=D2=C9=C4=A3=D4=D3=D1 =D0=C1=D4=DE=C9=D4=D8 =D1=C4=D2=CF? = =F7 =C4=CF=CB=D5=CD=C5=CE=D4=C1=C3=C9=C9 =D7=D3=D4=D2=C5=D4=C9=CC =D4=CF=CC= =D8=CB=CF =D0=D2=CF 100, 250 =C9=20 > 1000. =F0=CF=CB=C1 =D4=CF=CC=D8=CB=CF =D0=C1=D4=DE=C9=D4=D8. =F7 2.6.20 =DA=C1= =D3=D5=CE=D5=CC=C9 =C5=DD=A3 =D7=C1=D2=C9=C1=CE=D4 300. =E1 =D7 2.6.21 =D0=D2=CF=D0=C9=C8=CE=D5=CC=C9-=D4=C1=CB=C9 dynamic tick. --vkogqOf2sHV7VnPd Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFF6GZdW82GfkQfsqIRAoPVAJ47JMRizi1YH0hUmrPZyOpnh345vwCfdvM3 vhrMfTUbmNhoHJkK2LXdnSU= =WHPG -----END PGP SIGNATURE----- --vkogqOf2sHV7VnPd--